Home / 89,162,132.81-123,057,192.74-54,375,001.65

Finding the Fourth Proportional to 89,162,132.81, 123,057,192.74 and 54,375,001.65

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Solution

The fourth proportional to 89,162,132.81, 123,057,192.74 and 54,375,001.65 is: 75,045,704.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,162,132.81 : 123,057,192.74 = 54,375,001.65 : x
  2. Step 2: Convert to fraction form
    89,162,132.81/123,057,192.74 = 54,375,001.65/x
  3. Step 3: Cross multiply
    89,162,132.81x = 123,057,192.74 × 54,375,001.65
  4. Step 4: Simplify right side
    89,162,132.81x = 6,691,235,058,009,993
  5. Step 5: Solve for x
    x = 6,691,235,058,009,993/89,162,132.81
  6. Step 6: Final answer
    x = 75,045,704.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.